An overpowering Mass Hickey given its name by the sheer force of the sucking power such that the remnant is a full-on Welt.

“Well, Mango did it again. He cc’d so many people on his last email about Javier’s sale that he must have given himself carpal tunnel syndrome. It was like he spent hours moistening his lips before he latched on for this one as he really left a bunch of Swelties. I bet that everyone who got the Sweltie had to run to the drug store for some salve. Mango needs to cc himself on some of these just so that he can grasp the feeling of a Sweltie. See Self Sweltie.